| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00776253 |
| Collector | S. T. Olney |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island |
| Locality | [no additional data] |
| Date Collected | 1846 - 1848 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/512d8289-dc14-4535-804c-0d3f8e7824c6 |
| Harvard University Herbaria Barcode | 00776253 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Callithamnion tetragonum (Withering) Gray |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
